/*
* Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.yangtools.yang.data.jaxen;
import com.google.common.base.Converter;
import com.google.common.base.Optional;
import com.google.common.base.Preconditions;
import org.jaxen.ContextSupport;
import org.jaxen.SimpleVariableContext;
import org.opendaylight.yangtools.yang.common.QNameModule;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNodes;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
final class NormalizedNodeContextSupport extends ContextSupport {
private static final long serialVersionUID = 1L;
private final NormalizedNodeContext root;
private NormalizedNodeContextSupport(final ConverterNamespaceContext context,
final NormalizedNodeNavigator navigator) {
super(context, YangFunctionContext.getInstance(), new SimpleVariableContext(), navigator);
this.root = new NormalizedNodeContext(this, navigator.getRootNode(), null);
}
static NormalizedNodeContextSupport create(final JaxenDocument document, final Converter<String, QNameModule> prefixes) {
final ConverterNamespaceContext context = new ConverterNamespaceContext(prefixes);
final NormalizedNodeNavigator navigator = new NormalizedNodeNavigator(context, document);
return new NormalizedNodeContextSupport(context, navigator);
}
NormalizedNodeContext createContext(final YangInstanceIdentifier path) {
NormalizedNodeContext result = root;
for (PathArgument arg : path.getPathArguments()) {
final Optional<NormalizedNode<?, ?>> node = NormalizedNodes.getDirectChild(result.getNode(), arg);
Preconditions.checkArgument(node.isPresent(), "Node %s has no child %s", result.getNode(), arg);
result = new NormalizedNodeContext(this, node.get(), result);
}
return result;
}
SchemaContext getSchemaContext() {
return getNavigator().getSchemaContext();
}
@Override
public NormalizedNodeNavigator getNavigator() {
return (NormalizedNodeNavigator) super.getNavigator();
}
}